Good morning hkarunaratne, i would be glad working with you this project, i'm an architect with interior design specialization from Istmo Univesrity, this one have international certificated.
I actually work on hospitaliy projects, commercial, spa, residential and offices, you can see a sample of our work in freelancer portfolio.
I know well zen style, simplicity, looking an organized space with a good color balance, lights and only the necesary elements .
I can give you a no cost preview, about your space in sketch.
I give you a low milestone for you can know my work, i hope that we can work together, best regards Luisa Zea